Chair



FIG. 1 is a perspective view of a chair showing my new design;

FIG. 2 is a front view thereof;

FIG. 3 is a rear view thereof;

FIG. 4 is a left side view thereof;

FIG. 5 is a right side view thereof; and,

FIG. 6 is a top view thereof.

A bottom view thereof is omitted since it does not contain ornamental features. The broken line showing of portions of the chair in FIGS. 1-6 forms no part of the claimed design. 

CLAIM The ornamental design for a chair, as shown and described. 